| Index | Barrington | Illinois | National |
| Average Test Scores | 62% | 31% | 49% |
| Student/Teacher ratio | 18:1 | 18:1 | 16:1 |
| Total public schools | 9 | 3,938 | 79,221 |
| Total private schools | 4 | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | Barrington | Illinois | National |
| Completed 8th grade | 95.5% | 86.2% | 84.3% |
| Completed high school | 94.2% | 84.7% | 83.0% |
| Completed some college | 85.9% | 61.8% | 59.4% |
| Completed associate degree | 69.5% | 40.7% | 38.5% |
| Completed bachelors | 65.4% | 32.9% | 30.3% |
| Completed masters | 28.6% | 12.7% | 11.5% |
| Completed professional degree | 8.2% | 3.4% | 3.3% |
| Completed doctorate | 1.0% | 1.2% | 1.3% |
There are a total of 9 public schools, 4 private schools and n/a post-secondary schools in Barrington. Using the proficiency score averages, the average test scores for Barrington, IL schools is 62%. The average student to teacher ratio is 18:1. In Barrington, IL, an average of 95.5% of students have completed 8th grade and an average of 94.2% have completed high school.
| City, State | Population | Avg. Test Scores | National Avg. |
| South Barrington, IL | 4,766 | 77% | 55% |
| Green Oaks, IL | 3,832 | 76% | 53% |
| Lincolnshire, IL | 7,291 | 74% | 51% |
| Lake Bluff, IL | 5,758 | 72% | 45% |
| Barrington Hills, IL | 3,574 | 67% | 36% |
| Barrington, IL | 10,449 | 62% | 26% |
| City, State | Population | Avg. Test Scores | National Avg. |
| Manville, NJ | 10,448 | 36% | 27% |
| Fairview Shores, FL | 10,450 | 38% | 24% |
| Beverly Hills, MI | 10,450 | 62% | 25% |
| Struthers, OH | 10,445 | 73% | 48% |
| Hillsdale, NJ | 10,454 | 53% | 8% |
| Barrington, IL | 10,449 | 62% | 26% |
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